Perhaps you should try some spelling variations:
human gene » human genome, human gender, human bone
yuan ting » yuan ming, huang ting, yuan lin
yuan kang » yuan wang, yuan chang, chan kang
yao yang » yang yang
don seo » von seo, hong seo
gene 1 » gene _, gene m, gene 6
1 wie » 1 die, 2 wie, 3 wie

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (wan OR lang) ((((yuan ting) OR (yuan kang))) OR (yao yang)) human gene 1 wie don seo ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wan or lang) ((((yuan ting) OR (yuan kang))) or (yao yang)) human gene 1 wie don seo ;~".
• Adding a wildcard symbol may retrieve word variants: (wan or lang) ((((yuan ting) OR (yuan kang))) or (yao yang)) human gene 1 wie don seo ;*.